Home / 324,918.40-448,384.32-181,676.80

Finding the Fourth Proportional to 324,918.40, 448,384.32 and 181,676.80

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Solution

The fourth proportional to 324,918.40, 448,384.32 and 181,676.80 is: 250,712.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,918.40 : 448,384.32 = 181,676.80 : x
  2. Step 2: Convert to fraction form
    324,918.40/448,384.32 = 181,676.80/x
  3. Step 3: Cross multiply
    324,918.40x = 448,384.32 × 181,676.80
  4. Step 4: Simplify right side
    324,918.40x = 81,461,028,427.78
  5. Step 5: Solve for x
    x = 81,461,028,427.78/324,918.40
  6. Step 6: Final answer
    x = 250,712.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.